--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4420855045 dns-udp-queries-received-ipv6: 355588091 dns-tcp-queries-received-ipv4: 170167280 dns-tcp-queries-received-ipv6: 13767749 dns-udp-responses-sent-ipv4: 4322153903 dns-udp-responses-sent-ipv6: 353713771 dns-tcp-responses-sent-ipv4: 145456041 dns-tcp-responses-sent-ipv6: 13725341